Conversion track assembly



FIG. 1 is a top right front perspective view of a conversion track assembly showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view with the bottom view being a mirror image thereof;

FIG. 5 is a right side view thereof; and,

FIG. 6 is a left side view thereof. 

The ornamental design for a conversion track assembly, as shown and described. 